Variance of random variables
Free printable Algebra 2 math worksheet for "Variance of random variables" — practice probability distributions. No-prep, print or assign online.
This worksheet provides challenging problems focused on calculating the variance of random variables within probability distributions. Teachers can use it to reinforce students' understanding of variance as a measure of data spread and its calculation from probabilities and outcomes. Ideal for Algebra 2 classes, this resource supports mastery of advanced probability concepts and statistical reasoning.
Learning objectives
- Calculate the variance of discrete random variables using probability distributions
- Interpret the meaning of variance in the context of probability and data spread
- Apply formulas to determine variance from a given set of probabilities and outcomes
How to use this worksheet
- Click “Download Worksheet” to get the PDF — free with a KiwiBee account (up to 25 downloads a month).
- Print at home or in class for High School; it's no-prep, with no extra materials needed.
- Hand it out as classwork, homework, or a quick warm-up.
Frequently asked questions
Is the “Variance of random variables” worksheet free?
Yes. “Variance of random variables” is a free printable Math worksheet. Sign in with a free KiwiBee account to download the PDF — it includes up to 25 downloads a month.
What grade or age is this Math worksheet for?
It's designed for High School (ages 14–18), covering Probability distributions.
Do I need to prep anything?
No. It's a no-prep, print-and-go worksheet — just download and hand it out.
Make it your own in the Worksheet Studio
Combine this with other worksheets, duplicate it, or generate a fresh version for any grade and language — free, no sign-up.
Open the Worksheet StudioMore for High School
You might also like
Variance of random variables
Standard deviation of random variables
Variance of random variables
Expected values of random variables
